agora inbox for [email protected]  
help / color / mirror / Atom feed
psql \ir filename normalization
1582+ messages / 4 participants
[nested] [flat]

* psql \ir filename normalization
@ 2011-11-15 23:54 Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Josh Kupershmidt @ 2011-11-15 23:54 UTC (permalink / raw)
  To: pgsql-hackers; +Cc: Robert Haas <[email protected]>; Gurjeet Singh <[email protected]>

Hi all,

Commit c7f23494c1103f87bcf1ef7cbfcd626e73edb337 editorialized a bit on
Gurjeet Singh's patch to implement \ir for psql, particularly in
process_file(). Unfortunately, it looks like it broke the common case
of loading a .SQL file in psql's working directory. Consider the
following test case:

mkdir -p /tmp/psql_test/subdir/
mkdir -p /tmp/psql_test/path2/

echo "SELECT 'hello 1';" > /tmp/psql_test/hello.sql
echo "SELECT 'hello from parent';" > /tmp/psql_test/hello_parent.sql
echo "SELECT 'hello from absolute path';" >
/tmp/psql_test/path2/absolute_path.sql
echo -e "SELECT 'hello 2';\n\ir ../hello_parent.sql\n\ir
/tmp/psql_test/path2/absolute_path.sql" >
/tmp/psql_test/subdir/hello2.sql
echo -e "\ir hello.sql\n\ir subdir/hello2.sql" > /tmp/psql_test/load.sql


If you try to load in "load.sql" from any working directory other than
/tmp/psql_test/ , you should correctly see four output statements.
However, if you:
  cd /tmp/psql_test/ && psql test -f load.sql

You will get:

psql:load.sql:1: /hello.sql: No such file or directory
psql:load.sql:2: /subdir/hello2.sql: No such file or directory

Attached is a patch which fixes this, by recycling the bit of
Gurjeet's code which used "last_slash". (I have a feeling there's a
simpler way to fix it which avoids the last_slash complications.)

Josh


Attachments:

  [application/octet-stream] psql_fix_ir.v2.diff (1.5K, ../../CAK3UJRGTZv_rVLpEQ1oJ9Bfo3UTRRb=J=X90bvhUYBjVrs01oQ@mail.gmail.com/2-psql_fix_ir.v2.diff)
  download | inline diff:
diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
new file mode 100644
index 9cc73be..b3acb27
*** a/src/bin/psql/command.c
--- b/src/bin/psql/command.c
*************** process_file(char *filename, bool single
*** 2020,2031 ****
  		if (use_relative_path && pset.inputfile && !is_absolute_path(filename)
  			&& !has_drive_prefix(filename))
  		{
! 			snprintf(relpath, MAXPGPATH, "%s", pset.inputfile);
! 			get_parent_directory(relpath);
! 			join_path_components(relpath, relpath, filename);
! 			canonicalize_path(relpath);
  
! 			filename = relpath;
  		}
  
  		fd = fopen(filename, PG_BINARY_R);
--- 2020,2053 ----
  		if (use_relative_path && pset.inputfile && !is_absolute_path(filename)
  			&& !has_drive_prefix(filename))
  		{
! 			char   *last_slash;
  
! 			/* find the / that splits the file from its path */
! 			last_slash = strrchr(pset.inputfile, '/');
! 
! 			if (last_slash)
! 			{
! 				size_t dir_len = (last_slash - pset.inputfile) + 1;
! 
! 				/* Check to make sure we won't overflow the array boundaries
! 				 * of relpath.
! 				 */
! 				if (dir_len + strlen(filename) >= MAXPGPATH)
! 				{
! 					psql_error("Filename(s) too long: %s %s\n", pset.inputfile, filename);
! 					return EXIT_FAILURE;
! 				}
! 
! 				/* Construct an absolute filename relative to the directory
! 				 * containing pset.inputfile.
! 				 */
! 				relpath[0] = '\0';
! 				strncat(relpath, pset.inputfile, dir_len);
! 				strcat(relpath, filename);
! 
! 				canonicalize_path(relpath);
! 				filename = relpath;
! 			}
  		}
  
  		fd = fopen(filename, PG_BINARY_R);


^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
@ 2011-11-16 04:28 ` Robert Haas <[email protected]>
  2011-11-21 18:05   ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Robert Haas @ 2011-11-16 04:28 UTC (permalink / raw)
  To: Josh Kupershmidt <[email protected]>; +Cc: pgsql-hackers; Gurjeet Singh <[email protected]>

On Tue, Nov 15, 2011 at 6:54 PM, Josh Kupershmidt <[email protected]> wrote:
> Commit c7f23494c1103f87bcf1ef7cbfcd626e73edb337 editorialized a bit on
> Gurjeet Singh's patch to implement \ir for psql, particularly in
> process_file(). Unfortunately, it looks like it broke the common case
> of loading a .SQL file in psql's working directory. Consider the
> following test case:
>
> mkdir -p /tmp/psql_test/subdir/
> mkdir -p /tmp/psql_test/path2/
>
> echo "SELECT 'hello 1';" > /tmp/psql_test/hello.sql
> echo "SELECT 'hello from parent';" > /tmp/psql_test/hello_parent.sql
> echo "SELECT 'hello from absolute path';" >
> /tmp/psql_test/path2/absolute_path.sql
> echo -e "SELECT 'hello 2';\n\ir ../hello_parent.sql\n\ir
> /tmp/psql_test/path2/absolute_path.sql" >
> /tmp/psql_test/subdir/hello2.sql
> echo -e "\ir hello.sql\n\ir subdir/hello2.sql" > /tmp/psql_test/load.sql
>
>
> If you try to load in "load.sql" from any working directory other than
> /tmp/psql_test/ , you should correctly see four output statements.
> However, if you:
>  cd /tmp/psql_test/ && psql test -f load.sql
>
> You will get:
>
> psql:load.sql:1: /hello.sql: No such file or directory
> psql:load.sql:2: /subdir/hello2.sql: No such file or directory
>
> Attached is a patch which fixes this, by recycling the bit of
> Gurjeet's code which used "last_slash". (I have a feeling there's a
> simpler way to fix it which avoids the last_slash complications.)

Argh.  The root of the problem here seems to be that
join_path_components() feels entitled to arbitrarily insert a pathname
separator at the front of the output string even if its first input
didn't begin with one originally.  Lame!

While looking for other places where this behavior might cause a
problem, I noticed something else that doesn't seem right.  On
REL9_1_STABLE, if I initdb and then change the first "all" on the
"local" line to "@foo", I get this:

LOG:  could not open secondary authentication file "@foo" as
"/Users/rhaas/pgsql/x/foo": No such file or directory

...and then the server starts up.  But on master, I get:

LOG:  could not open secondary authentication file "@foo" as
"/Users/rhaas/pgsql/y/foo": No such file or directory
LOG:  end-of-line before database specification
CONTEXT:  line 84 of configuration file "/Users/rhaas/pgsql/y/pg_hba.conf"
LOG:  invalid connection type "all"
CONTEXT:  line 85 of configuration file "/Users/rhaas/pgsql/y/pg_hba.conf"
FATAL:  could not load pg_hba.conf

...which doesn't look right.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
@ 2011-11-21 18:05   ` Bruce Momjian <[email protected]>
  2011-11-21 18:45     ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Bruce Momjian @ 2011-11-21 18:05 UTC (permalink / raw)
  To: Robert Haas <[email protected]>; +Cc: Josh Kupershmidt <[email protected]>; pgsql-hackers; Gurjeet Singh <[email protected]>

Robert Haas wrote:
> Argh.  The root of the problem here seems to be that
> join_path_components() feels entitled to arbitrarily insert a pathname
> separator at the front of the output string even if its first input
> didn't begin with one originally.  Lame!

The attached patch fixes this report, I think.

-- 
  Bruce Momjian  <[email protected]>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +


Attachments:

  [text/x-diff] /rtmp/join (552B, ../../[email protected]/2-%2Frtmp%2Fjoin)
  download | inline diff:
diff --git a/src/port/path.c b/src/port/path.c
new file mode 100644
index 13ca4f3..9cb0b01
*** a/src/port/path.c
--- b/src/port/path.c
*************** join_path_components(char *ret_path,
*** 212,218 ****
  	}
  	if (*tail)
  		snprintf(ret_path + strlen(ret_path), MAXPGPATH - strlen(ret_path),
! 				 "/%s", tail);
  }
  
  
--- 212,219 ----
  	}
  	if (*tail)
  		snprintf(ret_path + strlen(ret_path), MAXPGPATH - strlen(ret_path),
! 				/* only add slash if there is something already in head */
! 				 "%s%s", head[0] ? "/" : "", tail);
  }
  
  


^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 18:05   ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
@ 2011-11-21 18:45     ` Robert Haas <[email protected]>
  2011-11-21 19:30       ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Robert Haas @ 2011-11-21 18:45 UTC (permalink / raw)
  To: Bruce Momjian <[email protected]>; +Cc: Josh Kupershmidt <[email protected]>; pgsql-hackers; Gurjeet Singh <[email protected]>

On Mon, Nov 21, 2011 at 1:05 PM, Bruce Momjian <[email protected]> wrote:
> Robert Haas wrote:
>> Argh.  The root of the problem here seems to be that
>> join_path_components() feels entitled to arbitrarily insert a pathname
>> separator at the front of the output string even if its first input
>> didn't begin with one originally.  Lame!
>
> The attached patch fixes this report, I think.

Looks sensible.  Keep in mind we need to back-patch this.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 18:05   ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  2011-11-21 18:45     ` Re: psql \ir filename normalization Robert Haas <[email protected]>
@ 2011-11-21 19:30       ` Bruce Momjian <[email protected]>
  2011-11-21 19:50         ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Bruce Momjian @ 2011-11-21 19:30 UTC (permalink / raw)
  To: Robert Haas <[email protected]>; +Cc: Josh Kupershmidt <[email protected]>; pgsql-hackers; Gurjeet Singh <[email protected]>

Robert Haas wrote:
> On Mon, Nov 21, 2011 at 1:05 PM, Bruce Momjian <[email protected]> wrote:
> > Robert Haas wrote:
> >> Argh. ?The root of the problem here seems to be that
> >> join_path_components() feels entitled to arbitrarily insert a pathname
> >> separator at the front of the output string even if its first input
> >> didn't begin with one originally. ?Lame!
> >
> > The attached patch fixes this report, I think.
> 
> Looks sensible.  Keep in mind we need to back-patch this.

Oh.  Well, with no bug reports about it, does that make sense?  Do we
have any code that relies on the old behavior?

-- 
  Bruce Momjian  <[email protected]>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 18:05   ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  2011-11-21 18:45     ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 19:30       ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
@ 2011-11-21 19:50         ` Robert Haas <[email protected]>
  2011-11-21 19:51           ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Robert Haas @ 2011-11-21 19:50 UTC (permalink / raw)
  To: Bruce Momjian <[email protected]>; +Cc: Josh Kupershmidt <[email protected]>; pgsql-hackers; Gurjeet Singh <[email protected]>

On Mon, Nov 21, 2011 at 2:30 PM, Bruce Momjian <[email protected]> wrote:
> Robert Haas wrote:
>> On Mon, Nov 21, 2011 at 1:05 PM, Bruce Momjian <[email protected]> wrote:
>> > Robert Haas wrote:
>> >> Argh. ?The root of the problem here seems to be that
>> >> join_path_components() feels entitled to arbitrarily insert a pathname
>> >> separator at the front of the output string even if its first input
>> >> didn't begin with one originally. ?Lame!
>> >
>> > The attached patch fixes this report, I think.
>>
>> Looks sensible.  Keep in mind we need to back-patch this.
>
> Oh.  Well, with no bug reports about it, does that make sense?  Do we
> have any code that relies on the old behavior?

Oh, wait a minute.  I was thinking \ir was in 9.1, but it's not: it
was committed after the branch.  So I guess this only needs to be
fixed in master, which is much less scary.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 18:05   ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  2011-11-21 18:45     ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 19:30       ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  2011-11-21 19:50         ` Re: psql \ir filename normalization Robert Haas <[email protected]>
@ 2011-11-21 19:51           ` Bruce Momjian <[email protected]>
  2011-11-26 14:27             ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  0 siblings, 1 reply; 1582+ messages in thread

From: Bruce Momjian @ 2011-11-21 19:51 UTC (permalink / raw)
  To: Robert Haas <[email protected]>; +Cc: Josh Kupershmidt <[email protected]>; pgsql-hackers; Gurjeet Singh <[email protected]>

Robert Haas wrote:
> On Mon, Nov 21, 2011 at 2:30 PM, Bruce Momjian <[email protected]> wrote:
> > Robert Haas wrote:
> >> On Mon, Nov 21, 2011 at 1:05 PM, Bruce Momjian <[email protected]> wrote:
> >> > Robert Haas wrote:
> >> >> Argh. ?The root of the problem here seems to be that
> >> >> join_path_components() feels entitled to arbitrarily insert a pathname
> >> >> separator at the front of the output string even if its first input
> >> >> didn't begin with one originally. ?Lame!
> >> >
> >> > The attached patch fixes this report, I think.
> >>
> >> Looks sensible. ?Keep in mind we need to back-patch this.
> >
> > Oh. ?Well, with no bug reports about it, does that make sense? ?Do we
> > have any code that relies on the old behavior?
> 
> Oh, wait a minute.  I was thinking \ir was in 9.1, but it's not: it
> was committed after the branch.  So I guess this only needs to be
> fixed in master, which is much less scary.

Agreed.  I realize it is wrong but I have no idea what impact fixing it
in back branches might have, or people who are relying on the broken
behavior in some way.

-- 
  Bruce Momjian  <[email protected]>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* Re: psql \ir filename normalization
  2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
  2011-11-16 04:28 ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 18:05   ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  2011-11-21 18:45     ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 19:30       ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
  2011-11-21 19:50         ` Re: psql \ir filename normalization Robert Haas <[email protected]>
  2011-11-21 19:51           ` Re: psql \ir filename normalization Bruce Momjian <[email protected]>
@ 2011-11-26 14:27             ` Bruce Momjian <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Bruce Momjian @ 2011-11-26 14:27 UTC (permalink / raw)
  To: Bruce Momjian <[email protected]>; +Cc: Robert Haas <[email protected]>; Josh Kupershmidt <[email protected]>; pgsql-hackers; Gurjeet Singh <[email protected]>

Bruce Momjian wrote:
> Robert Haas wrote:
> > On Mon, Nov 21, 2011 at 2:30 PM, Bruce Momjian <[email protected]> wrote:
> > > Robert Haas wrote:
> > >> On Mon, Nov 21, 2011 at 1:05 PM, Bruce Momjian <[email protected]> wrote:
> > >> > Robert Haas wrote:
> > >> >> Argh. ?The root of the problem here seems to be that
> > >> >> join_path_components() feels entitled to arbitrarily insert a pathname
> > >> >> separator at the front of the output string even if its first input
> > >> >> didn't begin with one originally. ?Lame!
> > >> >
> > >> > The attached patch fixes this report, I think.
> > >>
> > >> Looks sensible. ?Keep in mind we need to back-patch this.
> > >
> > > Oh. ?Well, with no bug reports about it, does that make sense? ?Do we
> > > have any code that relies on the old behavior?
> > 
> > Oh, wait a minute.  I was thinking \ir was in 9.1, but it's not: it
> > was committed after the branch.  So I guess this only needs to be
> > fixed in master, which is much less scary.
> 
> Agreed.  I realize it is wrong but I have no idea what impact fixing it
> in back branches might have, or people who are relying on the broken
> behavior in some way.

Patch applied.

-- 
  Bruce Momjian  <[email protected]>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--kl5hblbqqgigaot5--





^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index ed477806d1..b1100bdec1 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4830,6 +4830,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.45.2


--nrp556lrhtfteavd
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v2-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index d2edc460378..8be790eaccf 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4894,6 +4894,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fecf..9a1e0f76587 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index c0cf8ecbffc..d4b42da1ddf 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF, BUFFERS OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.48.1


--aewcrbystcgftlni
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment;
	filename="v6-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 ++++++
 .../expected/test_extensions.out              | 45 +++++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++
 3 files changed, 79 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 6b32233127..dadc6b630a 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4808,6 +4808,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index d5388a1fec..9a1e0f7658 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -404,6 +404,11 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE COLLATION IF NOT EXISTS ext_cine_coll
@@ -412,6 +417,11 @@ extension script file "test_ext_cine--1.0.sql", near line 10
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1"
@@ -420,6 +430,11 @@ DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SERVER IF NOT EXISTS ext_cine_srv FOREIGN DATA WRAPPER ext_cine_fdw"
@@ -427,6 +442,11 @@ extension script file "test_ext_cine--1.0.sql", near line 17
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SCHEMA IF NOT EXISTS ext_cine_schema"
@@ -434,6 +454,11 @@ extension script file "test_ext_cine--1.0.sql", near line 19
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE SEQUENCE IF NOT EXISTS ext_cine_seq"
@@ -441,6 +466,11 @@ extension script file "test_ext_cine--1.0.sql", near line 21
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab1 (x int)"
@@ -448,12 +478,22 @@ extension script file "test_ext_cine--1.0.sql", near line 23
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 CONTEXT:  SQL statement "CREATE TABLE IF NOT EXISTS ext_cine_tab2 AS SELECT 42 AS y"
 extension script file "test_ext_cine--1.0.sql", near line 25
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -475,6 +515,11 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
+QUERY:  CREATE MATERIALIZED VIEW IF NOT EXISTS ext_cine_mv AS SELECT 42 AS f1;
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.47.0


--hht4bymbvbva5al5
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v4-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread

* [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS
@ 2024-05-28 00:19 Erik Wienhold <[email protected]>
  0 siblings, 0 replies; 1582+ messages in thread

From: Erik Wienhold @ 2024-05-28 00:19 UTC (permalink / raw)

---
 src/backend/parser/gram.y                     | 14 +++++++++++++
 .../expected/test_extensions.out              | 18 +++++++++++++++++
 src/test/regress/expected/matview.out         | 20 +++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index b02b2f42d2..4b939ea7ca 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -4778,6 +4778,20 @@ CreateMatViewStmt:
 					$8->rel->relpersistence = $2;
 					$8->skipData = !($11);
 					$$ = (Node *) ctas;
+
+					if (ctas->into->rel->schemaname)
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.%s.",
+											ctas->into->rel->schemaname,
+											ctas->into->rel->relname),
+									parser_errposition(@1));
+					else
+							ereport(WARNING,
+									errmsg("IF NOT EXISTS is deprecated in materialized view creation"),
+									errhint("Use CREATE OR REPLACE MATERIALIZED VIEW %s.",
+											ctas->into->rel->relname),
+									parser_errposition(@1));
 				}
 		| CREATE OR REPLACE OptNoLog MATERIALIZED VIEW create_mv_target AS SelectStmt opt_with_data
 				{
diff --git a/src/test/modules/test_extensions/expected/test_extensions.out b/src/test/modules/test_extensions/expected/test_extensions.out
index f357cc21aa..ecd453b29d 100644
--- a/src/test/modules/test_extensions/expected/test_extensions.out
+++ b/src/test/modules/test_extensions/expected/test_extensions.out
@@ -377,41 +377,57 @@ Objects in extension "test_ext_cor"
 CREATE COLLATION ext_cine_coll
   ( LC_COLLATE = "C", LC_CTYPE = "C" );
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  collation ext_cine_coll is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP COLLATION ext_cine_coll;
 CREATE MATERIALIZED VIEW ext_cine_mv AS SELECT 11 AS f1;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  materialized view ext_cine_mv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP MATERIALIZED VIEW ext_cine_mv;
 CREATE FOREIGN DATA WRAPPER dummy;
 CREATE SERVER ext_cine_srv FOREIGN DATA WRAPPER dummy;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  server ext_cine_srv is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SERVER ext_cine_srv;
 CREATE SCHEMA ext_cine_schema;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  schema ext_cine_schema is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SCHEMA ext_cine_schema;
 CREATE SEQUENCE ext_cine_seq;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  sequence ext_cine_seq is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP SEQUENCE ext_cine_seq;
 CREATE TABLE ext_cine_tab1 (x int);
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab1 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab1;
 CREATE TABLE ext_cine_tab2 AS SELECT 42 AS y;
 CREATE EXTENSION test_ext_cine;  -- fail
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 ERROR:  table ext_cine_tab2 is not a member of extension "test_ext_cine"
 DETAIL:  An extension may only use CREATE ... IF NOT EXISTS to skip object creation if the conflicting object is one that it already owns.
 DROP TABLE ext_cine_tab2;
 CREATE EXTENSION test_ext_cine;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
@@ -433,6 +449,8 @@ Objects in extension "test_ext_cine"
 (14 rows)
 
 ALTER EXTENSION test_ext_cine UPDATE TO '1.1';
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW ext_cine_mv.
 \dx+ test_ext_cine
 Objects in extension "test_ext_cine"
         Object description         
diff --git a/src/test/regress/expected/matview.out b/src/test/regress/expected/matview.out
index e2e2a13396..cefd0d442c 100644
--- a/src/test/regress/expected/matview.out
+++ b/src/test/regress/expected/matview.out
@@ -565,6 +565,10 @@ CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 CREATE MATERIALIZED VIEW mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
 ERROR:  relation "mvtest_mv_foo" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELECT * FROM mvtest_foo_data;
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS mvtest_mv_foo AS SELE...
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW mvtest_mv_foo.
 NOTICE:  relation "mvtest_mv_foo" already exists, skipping
 CREATE UNIQUE INDEX ON mvtest_mv_foo (i);
 RESET ROLE;
@@ -662,12 +666,20 @@ CREATE MATERIALIZED VIEW matview_ine_tab AS SELECT 1 / 0; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 CREATE MATERIALIZED VIEW matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- error
 ERROR:  relation "matview_ine_tab" already exists
 CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
   SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 1: CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+        ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW matview_ine_tab AS
@@ -676,6 +688,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
@@ -688,6 +704,10 @@ ERROR:  relation "matview_ine_tab" already exists
 EXPLAIN (ANALYZE, COSTS OFF, SUMMARY OFF, TIMING OFF)
   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
     SELECT 1 / 0 WITH NO DATA; -- ok
+WARNING:  IF NOT EXISTS is deprecated in materialized view creation
+LINE 2:   CREATE MATERIALIZED VIEW IF NOT EXISTS matview_ine_tab AS
+          ^
+HINT:  Use CREATE OR REPLACE MATERIALIZED VIEW matview_ine_tab.
 NOTICE:  relation "matview_ine_tab" already exists, skipping
  QUERY PLAN 
 ------------
-- 
2.46.0


--muysnh7l3kienazz
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
	filename="v3-0003-Replace-matview-WITH-OLD-DATA.patch"



^ permalink  raw  reply  [nested|flat] 1582+ messages in thread


end of thread, other threads:[~2024-05-28 00:19 UTC | newest]

Thread overview: 1582+ messages (download: mbox mbox.gz follow: Atom feed)
-- links below jump to the message on this page --
2011-11-15 23:54 psql \ir filename normalization Josh Kupershmidt <[email protected]>
2011-11-16 04:28 ` Robert Haas <[email protected]>
2011-11-21 18:05   ` Bruce Momjian <[email protected]>
2011-11-21 18:45     ` Robert Haas <[email protected]>
2011-11-21 19:30       ` Bruce Momjian <[email protected]>
2011-11-21 19:50         ` Robert Haas <[email protected]>
2011-11-21 19:51           ` Bruce Momjian <[email protected]>
2011-11-26 14:27             ` Bruce Momjian <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v1 2/2] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v2 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v6 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v4 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>
2024-05-28 00:19 [PATCH v3 2/3] Deprecate CREATE MATERIALIZED VIEW IF NOT EXISTS Erik Wienhold <[email protected]>

This inbox is served by agora; see mirroring instructions
for how to clone and mirror all data and code used for this inbox